Desciption Link to heading
Binary Flag Checkers are old, so how about some Google Forms Flag Checker?
Attachement :
https://forms.gle/bMDsajnZusN4XvNa6
Solving Link to heading
On the form page, we just have to inspect the page and find the flag.
n00bz{1n5p3ct_3l3m3n7_ftw!}